第1个回答 2010-04-03
When the UFO arrived,i was cooking
when he was waiking in the street,he saw mike
when she was buying things,i met her
i was reading while my father was watching TV yesterday evening
we were cleaning the classroom while they were play basketball
注:当两个动作同时进行时用while连接
当一个动作发生时,另一个持续进行时,一般用when连接
第2个回答 2010-03-24
1当不明飞行物到的时候,我正在做饭。
I was cooking when the UFO landed.
2当他在街上散步时,他看见了Mike。
He saw mike while he was taking a walk on the street.
3当她在买东西时,我碰见了她。
I met her while she was shopping.
4昨晚我爸爸看电视时,我在看书。
I was reading a book when my father watched TV last night.
5当他们打篮球时,我们在打扫教室。
We were cleaning the classroom when they played basketball.
第3个回答 2010-03-23
I was cooking when the UFO landed.
he saw mike while he was walking down the street.
I met her while she was shopping.
I was reading a book when my father watched TV last night.
We were cleaning the classroom when they played basketball.